CN209299080U - A rotor magnetic pole coil splitting device - Google Patents

Abstract

The utility model discloses a rotor magnetic pole coil splitting device, which comprises a lifting device and a dismantling frame. The lifting device includes a lifting frame and a cargo fork. The lifting frame is provided with a vertical guide rail. On the guide rail, the lower end of the lifting frame is provided with wheels; the split frame is detachably mounted on the fork, and the lower end of the split frame is provided with two coil braces, and the two coils The distance between the support plates is smaller than the outer diameter of the coil, and the distance between the two coil support plates is greater than the inner diameter of the coil; there is no need to occupy the bridge crane during the disassembly process of the rotor magnetic pole coil, which reduces the occupation of the bridge crane Time, shorten the maintenance time, improve work efficiency.

Description

A rotor magnetic pole coil splitting device

technical field

The utility model relates to the technical field of hydraulic generator rotor maintenance, in particular to a rotor magnetic pole coil splitting device.

Background technique

In the process of increasing the capacity of the hydro-generator unit, the rotor of the generator often needs to be replaced. The replaced rotor needs to be hoisted to the installation room, and then the iron core and coil of the generator rotor are disassembled. Due to the limited space in the installation room , it is not enough to disassemble the 96 rotors after placing them well, and only a part of the rotors can be transported to the installation room for storage. After the installation room, the iron core and coil are directly disassembled by a bridge crane, and the disassembled rotor needs to be transported twice, and the disassembly in the installation room will occupy the originally limited space of the installation room, and the use of a bridge crane to The rotor is disassembled, and the bridge crane cannot perform other work, which reduces the efficiency of the bridge crane, prolongs the maintenance time, and wastes a lot of manpower and material resources.

Utility model content

In view of the above problems, a rotor pole coil splitting device is provided, which solves the problems that the splitting of the rotor pole coil of the generator takes a long time for the bridge machine and consumes a lot of manpower.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a rotor magnetic pole coil splitting device, including a lifting device and a split frame, the lifting device includes a lifting frame and a cargo fork, and the lifting frame is provided with a vertical The guide rail, the fork is slidably installed on the guide rail, the lower end of the lifting frame is provided with wheels; the split frame is detachably mounted on the fork, and the lower end of the split frame is provided with two A coil support plate for supporting the coil. The upper end of the split frame is provided with two inserting plates for the insertion of the fork. The inserting plates are attached to the upper surface of the fork. The distance between the coil support plates is smaller than the outer diameter of the coil, the distance between the two coil support plates is greater than the inner diameter of the coil, and the distance between the outer surfaces of the two insertion plates is greater than the width of the fork, The distance between the inner surfaces of the two forks is smaller than the width of the fork.

Further, the split frame is welded by 50mmX50mm angle steel.

Further, the dismantling frame also includes four vertical bars and two horizontal bars, the four vertical bars are parallel to each other, the two inserting plates are fixed on the upper ends of the vertical bars, and the horizontal bars are fixed on The upper end of the vertical rod, the cross bar is perpendicular to the board, the two cross bars are parallel to each other, the two boards are horizontally arranged and parallel to each other, the board is parallel to the coil support board, so The coil support plate is fixed on the inner side of the vertical bar.

Further, a connecting rod is fixedly connected to one end of the fork, and the connecting rod is slidably connected to the guide rail.

Further, the lifting frame is a manual hydraulic forklift.

Further, the lifting frame is provided with a lifting handle, and the lifting handle controls the lifting of the fork through a chain.

Further, there are two guide rails, and the two guide rails are respectively arranged on both sides of the lifting frame.

Owing to adopting above-mentioned technical scheme, the beneficial effect of the utility model is:

1. A rotor magnetic pole coil splitting device of the utility model, after the bridge crane lifts the rotor to the installation room, pushes the splitting device, inserts the two coil support plates into the bottoms of the magnetic pole coils on both sides that are pried apart, and manually The hammer is tightened so that the coil support plate supports the magnetic pole coil, and then the rotor is directly transported out of the installation room by the dismantling device. After going out to the place where the rotor is stored outside the installation room, hit the iron core with a hand hammer, and the iron core will become loose. And fall under its own gravity, and then control the fork to drive the dismantling frame to rise, so that the magnetic pole coil rises, then the magnetic pole coil and the iron core can be disassembled, and there is no need to occupy the bridge crane during the dismantling process of the rotor magnetic pole coil. The occupancy time of the bridge crane is reduced, the maintenance time is shortened, and the work efficiency is improved.

2. The connection between the lifting device and the dismantling frame of the present utility model is realized through the connection between the fork and the inserting plate. Just insert the fork under the inserting plate and support the inserting plate, then the lifting device and the dismantling frame can be separated. The sub-frames are connected, which is convenient for disassembly and assembly, and the lifting device can use the forklift in the workshop, without additional purchase, and the cost is low.

Description of drawings

Fig. 1 is a structural schematic diagram of a rotor pole coil splitting device of the present invention;

Among them, 1-lifting device, 11-fork, 12-guide rail, 13-wheel, 14-connecting rod, 2-split frame, 21-coil support plate, 22-board, 23-vertical bar, 24-horizontal Rod, 3-coil, 4-core.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that when a component is said to be "fixed" to another component, it can be directly on the other component or there can also be an intervening component. When a component is said to be "connected" to another component, it may be directly connected to the other component or there may be intervening components at the same time. When a component is said to be "set on" another component, it may be set directly on the other component or there may be an intervening component at the same time. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to Fig. 1, a rotor magnetic pole coil splitting device includes a lifting device 1 and a dismantling frame 2, the lifting device 1 includes a lifting frame and a fork 11, the lifting frame is provided with a vertical guide rail 12, and the fork 11 slides Installed on the guide rail 12, the lower end of the lifting frame is provided with wheels 13, the split frame 2 is detachably installed on the fork 11, and the lower end of the split frame 2 is provided with two coil support plates 21, between the two coil support plates 21 The distance between them is smaller than the outer diameter of the coil 3, and the distance between the two coil support plates 21 is larger than the inner diameter of the coil 3.

The lifting frame is a manual hydraulic forklift, and the model of the manual hydraulic forklift is Pinxin CNY3.0. Lifting frame comprises frame body, and guide rail 12 is provided with two, and two guide rails 12 are respectively arranged on the both sides of frame body, and one end of cargo fork 11 is fixedly connected with connecting rod 14, and connecting rod 14 is arranged horizontally, and the two ends of connecting rod 14 A slide block is provided, and the slide block is slidably installed on the guide rail 12. The lifting frame is fixedly provided with a hydraulic cylinder, and the hydraulic cylinder is provided with a lifting handle for controlling the lifting of the cargo fork 11. The lifting handle is hinged on the cylinder body of the hydraulic cylinder, the hydraulic cylinder is vertically arranged, and the piston rod of the hydraulic cylinder is fixedly connected with a horizontal shaft. , the horizontal axis is set horizontally, the two ends of the horizontal axis are respectively connected to the sprocket, and there are two chains between the fork 11 and the hydraulic cylinder, one end of the chain is fixedly connected to the fork 11, and the other end of the chain is fixedly connected to the frame body On the other hand, the middle part of the chain meshes with the sprocket, one chain corresponds to one sprocket, and the chains on both sides of the sprocket are kept vertical.

Split frame 2 is welded by 50mmX50mm angle steel. The split frame 2 also includes four vertical bars 23, two inserting plates 22 and two cross bars 24, the four vertical bars 23 are parallel to each other, the four vertical bars 23 form four vertical sides of a square frame, and a coil support plate The two ends of 21 are respectively fixedly connected to the lower ends of the two vertical rods 23 on the left side, and the two ends of the other coil support plate 21 are respectively fixedly connected to the lower ends of the two vertical rods 23 on the right side, and the two coil support plates 21 are fixed on the vertical rods On the inside of 23, two coil support plates 21 are arranged horizontally. The two ends of a board 22 are respectively fixedly connected to the upper ends of the two vertical bars 23 on the left side, and the two vertical bars 23 on the left side are fixedly connected, and the two ends of the other board 22 are respectively fixedly connected to the two vertical bars 23 on the right side. The upper end of the upper end of the right side is fixedly connected with the two vertical bars 23, and the two flashboards 22 are fixed on the inner side of the vertical bar 23, and the two flashboards 22 are all arranged horizontally, and the distance between the outer surfaces of the two flashboards 22 is greater than that of the cargo fork. 11, the distance between the inner surfaces of the two boards 22 is smaller than the width of the fork 11, and the fork 11 is arranged under the two boards 22 to support the two boards 22, so that the entire split frame 2 brace up. The two ends of a cross bar 24 are respectively fixedly connected to the upper ends of the front two vertical bars 23, and the front two vertical bars 23 are fixedly connected, and the two ends of the other cross bar 24 are respectively fixedly connected to the ends of the back two vertical bars 23. The upper end is fixedly connected with the two vertical bars 23 at the back, and the two horizontal bars 24 are arranged horizontally.

The usage steps of a rotor magnetic pole coil dismantling device of the utility model: after the bridge crane lifts the rotor to the installation room, pushes the dismantling device, and inserts the two coil support plates into the bottoms of the pole coils on both sides that are pried apart, and uses Tighten it with a hand hammer so that the coil support plate supports the magnetic pole coil, and then hit the iron core 4 with a hand hammer, the iron core 4 will loosen and fall under its own gravity, and then control the fork to drive the disassembly frame to rise, so that the magnetic pole coil As it rises, the magnetic pole coil and the iron core 4 can be disassembled.

The above description is a detailed description of the preferred feasible embodiments of the present utility model, but the embodiments are not used to limit the scope of the patent application of the present utility model. All equivalent changes or modifications completed under the technical spirit suggested by the utility model, All should belong to the patent scope covered by the utility model.

Claims (7)

1. a kind of rotor magnetic pole coil detachment device, it is characterised in that: including

Lifting device, the lifting device include crane and pallet fork, and the crane is equipped with vertical guide rail, and the pallet fork is sliding Dynamic to be installed on the guide rail, the lower end of the crane is equipped with wheel；

Frame is split, the fractionation frame is removably mounted on the pallet fork, and the lower end for splitting frame is equipped with two pieces and is used to support The coil fagging of coil, the upper end for splitting frame are equipped with two pieces for the plate for pallet fork insertion, and the plate is sticked In the upper surface of the pallet fork, the distance between two pieces of coil faggings are less than the outer diameter of coil, two pieces of coil faggings The distance between be greater than the internal diameter of coil, the spacing of the lateral surface of two plates is greater than the width of the pallet fork, two institutes The spacing for stating the medial surface of plate is less than the width of the pallet fork.

2. a kind of rotor magnetic pole coil detachment device according to claim 1, it is characterised in that: the fractionation frame by The angle steel of 50mmX50mm is welded.

3. a kind of rotor magnetic pole coil detachment device according to claim 2, it is characterised in that: the fractionation frame further includes Four vertical bars and two cross bars, four vertical bars are parallel to each other, and two plates are fixed on the upper end of the vertical bar, described Cross bar is fixed on the upper end of the vertical bar, and the cross bar is perpendicular to the plate, and two cross bars are parallel to each other, described in two Plate is horizontally disposed with and is parallel to each other, and the plate is parallel with coil fagging, and the coil fagging is fixed on the inside of the vertical bar.

4. a kind of rotor magnetic pole coil detachment device according to claim 3, it is characterised in that: one end of the pallet fork is solid Surely it is connected with connecting rod, the rod slide is connected to the guide rail.

5. a kind of rotor magnetic pole coil detachment device according to claim 1, it is characterised in that: the crane is manual Hydraulic forklift.

6. a kind of rotor magnetic pole coil detachment device according to claim 5, it is characterised in that: the crane, which is equipped with, to be risen Handle drops, and the lifting handle controls the lifting of the pallet fork by chain.

7. a kind of rotor magnetic pole coil detachment device according to claim 5, it is characterised in that: the guide rail is equipped with two Item, two guide rails are respectively arranged on the two sides of the crane.